Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDPuXEzWJQOC+YA3WdlG9CELaAJjbdNTiDnn1kiZxw/qQsMhE0hl59E7JGY… (844 chars)"
  }
}